/Engine/Plugins/FX/Niagara/Source/Niagara/Public/NiagaraDataChannel.h
A C++ and Blueprint accessible library of utility functions for accessing Niagara DataChannel
[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)(Experimental) class UNiagaraDataChannelLibrary : public [UBlueprintFunctionLibrary](API\Runtime\Engine\Kismet\UBlueprintFunctionLibrary)